Invasive Plant Rules in Auburn, WA (2026)
2 verified invasive plant rules for Auburn, Washington, sourced directly from the municipal code and official government pages.
Verified from official government sources
Prohibited Species
Auburn's amended International Property Maintenance Code bans noxious weeds outright and caps other weeds or plant growth at six inches under ACC 15.20.080, giving the city authority to enter, clear a property and bill the owner if a violation notice is ignored.
Auburn Noxious Weed Prohibition Rules
Some RestrictionsACC 15.20.080 (IPMC § 302.4)
302.4 Weeds. Premises and exterior property shall be maintained free from weeds or plant growth in excess of six inches. Noxious weeds shall be prohibited. Weeds shall be defined as all grasses, annual plants and vegetation, other than trees or shrubs provided; however, this term shall not include cultivated flowers and gardens. Upon failure of the owner or agent having charge of a property to ...
Tree-of-Heaven Removal
Auburn's street tree code, ACC 12.36.040, names ailanthus, the tree of heaven, among the species it is unlawful to plant in any public parking strip because its roots damage sewers, sidewalks and pavement, and the city engineer enforces the ban citywide.
Tree-of-Heaven Planting Ban in Auburn, WA
Significant RestrictionsAuburn City Code (ACC) 12.36.040
It is unlawful to plant in any public parking strip the following trees: Poplar, willow, cottonwood, fruit trees (except ornamental types), nut trees, ailanthus, mountain ash and Oregon or big-leaf maple, or any other tree the roots of which cause injury to the sewers, sidewalks or pavements, or which breed disease dangerous to other trees or to the public health.
Looking for King County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Auburn city rules.
Invasive Plant Rules in King County →